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* [f2fs-dev] [PATCH] f2fs: fix to initialize map.m_pblk in f2fs_precache_extents()
@ 2023-10-07  7:45 Chao Yu
  2023-10-23 15:30 ` patchwork-bot+f2fs
  0 siblings, 1 reply; 2+ messages in thread
From: Chao Yu @ 2023-10-07  7:45 UTC (permalink / raw)
  To: jaegeuk; +Cc: linux-kernel, linux-f2fs-devel

Otherwise, it may print random physical block address in tracepoint
of f2fs_map_blocks() as below:

f2fs_map_blocks: dev = (253,16), ino = 2297, file offset = 0, start blkaddr = 0xa356c421, len = 0x0, flags = 0

Fixes: c4020b2da4c9 ("f2fs: support F2FS_IOC_PRECACHE_EXTENTS")
Signed-off-by: Chao Yu <chao@kernel.org>
---
 fs/f2fs/file.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 5d726cbc4f0b..cfb199f9af0d 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -3261,6 +3261,7 @@ int f2fs_precache_extents(struct inode *inode)
 		return -EOPNOTSUPP;
 
 	map.m_lblk = 0;
+	map.m_pblk = 0;
 	map.m_next_pgofs = NULL;
 	map.m_next_extent = &m_next_extent;
 	map.m_seg_type = NO_CHECK_TYPE;
-- 
2.40.1



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2023-10-07  7:45 [f2fs-dev] [PATCH] f2fs: fix to initialize map.m_pblk in f2fs_precache_extents() Chao Yu
2023-10-23 15:30 ` patchwork-bot+f2fs

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